Because Google permanently terminated Play Services support for KitKat, manually upgrading your legacy smartphone or tablet to Nougat is the only verified way to restore modern application compatibility, security patches, and functionality. The Anatomy of the 4.4.2 to 7.0 Upgrade
: You must unlock your device's bootloader and gain root access. android 442 update to 70 verified
Select . The first boot can take 5 to 10 minutes as the system initializes. Benefits of the Upgrade android 442 update to 70 verified
Extract the ZIP folder to an easily accessible directory on your PC (e.g., C:\adb ). Connect your phone to the PC via USB. android 442 update to 70 verified